🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.55 AU - 0.61 AU

Year: 290 Days

Day: 30.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,733,208 km

• M1: 63,429 km (0.116 R)
• M2: 502,948 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.2

Radius: 13.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.78 AU - 0.84 AU

Year: 478 Days

Day: 13.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,733,208 km

• M1: 166,652 km (0.078 R)
• M2: 696,079 km (0.049 R)
• M3: 1,271,432 km (0.06 R)
• M4: 1,710,203 km (0.097 R)
• M5: 2,611,979 km (0.036 R)
• M6: 3,059,127 km (0.058 R)
• M7: 3,699,107 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 10

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.28 AU - 2.08 AU

Year: 1428 Days

Day: 10.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,733,208 km

• M1: 124,465 km (0.029 R)
• M2: 472,879 km (0.103 R)
• M3: 810,970 km (0.092 R)
• M4: 1,486,404 km (0.12 R)
• M5: 1,807,292 km (0.088 R)
• M6: 2,436,501 km (0.069 R)
• M7: 5,332,117 km (0.112 R)
• M8: 6,601,904 km (0.081 R)
• M9: 8,989,186 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.1

Radius: 14.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.76 AU - 4.24 AU

Year: 5248 Days

Day: 13.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,733,208 km

• M1: 175,628 km (0.064 R)
• M2: 982,409 km (0.073 R)
• M3: 1,475,484 km (0.078 R)
• M4: 2,078,662 km (0.096 R)
• M5: 2,581,012 km (0.081 R)
• M6: 3,164,893 km (0.095 R)
• M7: 3,995,610 km (0.116 R)
• M8: 5,552,923 km (0.088 R)
• M9: 6,341,603 km (0.093 R)
• M10: 8,486,837 km (0.098 R)
• M11: 10,398,099 km (0.066 R)
• M12: 11,172,418 km (0.09 R)
• M13: 12,581,929 km (0.085 R)
• M14: 13,408,756 km (0.099 R)
• M15: 14,161,682 km (0.106 R)
• M16: 15,517,937 km (0.074 R)
• M17: 16,469,230 km (0.087 R)
• M18: 17,585,379 km (0.09 R)
• M19: 18,032,827 km (0.093 R)
• M20: 20,315,690 km (0.109 R)
• M21: 24,964,294 km (0.103 R)
• M22: 26,519,963 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.1

Radius: 10.4

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.56 AU - 5.44 AU

Year: 6262 Days

Day: 5.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 88.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,733,208 km

• M1: 129,402 km (0.11 R)
• M2: 460,013 km (0.076 R)
• M3: 1,335,909 km (0.096 R)
• M4: 1,733,989 km (0.082 R)
• M5: 2,559,470 km (0.063 R)
• M6: 3,539,934 km (0.102 R)
• M7: 4,700,664 km (0.09 R)
• M8: 5,972,545 km (0.078 R)
• M9: 6,893,619 km (0.047 R)
• M10: 8,810,866 km (0.058 R)
• M11: 10,271,689 km (0.043 R)
• M12: 10,730,506 km (0.101 R)
• M13: 11,590,993 km (0.114 R)
• M14: 12,342,572 km (0.092 R)
• M15: 12,914,186 km (0.038 R)
• M16: 13,286,984 km (0.114 R)
• M17: 14,505,907 km (0.097 R)
• M18: 15,025,461 km (0.109 R)
• M19: 16,286,271 km (0.088 R)
• M20: 17,877,544 km (0.053 R)
• M21: 20,275,897 km (0.104 R)
• M22: 23,270,846 km (0.11 R)
• M23: 25,702,111 km (0.117 R)
• M24: 27,065,696 km (0.092 R)
• M25: 29,843,878 km (0.079 R)
• M26: 30,684,917 km (0.1 R)
• M27: 31,158,843 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.5

Radius: 6.8

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.16 AU - 8.38 AU

Year: 15602 Days

Day: 24 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,733,208 km

• M1: 84,523 km (0.069 R)
• M2: 335,249 km (0.106 R)
• M3: 566,976 km (0.06 R)
• M4: 791,074 km (0.058 R)
• M5: 1,006,943 km (0.112 R)
• M6: 1,249,741 km (0.073 R)
• M7: 1,531,583 km (0.05 R)
• M8: 3,577,633 km (0.096 R)
• M9: 3,828,359 km (0.087 R)
• M10: 5,370,264 km (0.118 R)
• M11: 5,888,471 km (0.076 R)
• M12: 6,853,976 km (0.071 R)
• M13: 9,301,098 km (0.094 R)
• M14: 10,157,845 km (0.101 R)
• M15: 10,949,816 km (0.046 R)
• M16: 11,480,290 km (0.104 R)
• M17: 14,184,421 km (0.074 R)
• M18: 15,172,665 km (0.049 R)
• M19: 16,586,215 km (0.119 R)
• M20: 17,206,897 km (0.112 R)
• M21: 18,004,403 km (0.078 R)
• M22: 18,494,635 km (0.1 R)
• M23: 21,079,986 km (0.08 R)
• M24: 26,011,479 km (0.107 R)
• M25: 27,167,572 km (0.087 R)
• M26: 29,581,633 km (0.098 R)
• M27: 34,706,257 km (0.056 R)
• M28: 35,977,390 km (0.084 R)
• M29: 39,154,251 km (0.091 R)
• M30: 39,701,330 km (0.119 R)
• M31: 59,297,903 km (0.085 R)
• M32: 60,382,189 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712

Radius: 3.2

Gravity: 69.53 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.9 AU - 11.58 AU

Year: 21496 Days

Day: 24.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,733,208 km

• M1: 39,793 km (0.05 R)
• M2: 150,346 km (0.105 R)
• M3: 585,526 km (0.115 R)
• M4: 1,010,534 km (0.1 R)
• M5: 1,171,202 km (0.088 R)
• M6: 1,595,760 km (0.119 R)
• M7: 1,702,573 km (0.101 R)
• M8: 2,378,606 km (0.104 R)
• M9: 3,024,570 km (0.026 R)
• M10: 4,134,287 km (0.084 R)
• M11: 7,504,428 km (0.075 R)
• M12: 7,856,581 km (0.043 R)
• M13: 8,593,799 km (0.089 R)
• M14: 9,549,730 km (0.108 R)
• M15: 11,340,117 km (0.099 R)
• M16: 13,709,598 km (0.093 R)
• M17: 15,326,900 km (0.108 R)
• M18: 15,567,902 km (0.105 R)
• M19: 17,674,988 km (0.092 R)
• M20: 19,491,555 km (0.111 R)
• M21: 20,348,302 km (0.049 R)
• M22: 20,834,795 km (0.108 R)
• M23: 28,970,824 km (0.103 R)
• M24: 29,093,196 km (0.104 R)
• M25: 29,216,015 km (0.063 R)
• M26: 37,958,365 km (0.119 R)
• M27: 39,893,713 km (0.065 R)
• M28: 44,283,214 km (0.102 R)
• M29: 47,099,394 km (0.034 R)
• M30: 50,740,007 km (0.098 R)
• M31: 60,752,593 km (0.062 R)
• M32: 61,557,729 km (0.05 R)
• M33: 62,369,746 km (0.115 R)
• M34: 64,223,114 km (0.067 R)
• M35: 67,823,336 km (0.116 R)
• M36: 68,472,292 km (0.04 R)
• M37: 72,003,699 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.1

Radius: 3.1

Gravity: 31.85 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 9.05 AU - 12.67 AU

Year: 23478 Days

Day: 24.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,733,208 km

• M1: 76,893 km (0.089 R)
• M2: 208,539 km (0.108 R)
• M3: 1,767,948 km (0.117 R)
• M4: 1,947,315 km (0.052 R)
• M5: 2,427,525 km (0.049 R)
• M6: 2,932,866 km (0.076 R)
• M7: 4,025,679 km (0.046 R)
• M8: 4,900,377 km (0.112 R)
• M9: 9,834,564 km (0.04 R)
• M10: 11,098,367 km (0.038 R)
• M11: 13,666,214 km (0.104 R)
• M12: 17,479,314 km (0.048 R)
• M13: 18,637,950 km (0.095 R)
• M14: 18,978,285 km (0.039 R)
• M15: 22,901,190 km (0.091 R)
• M16: 26,789,388 km (0.063 R)
• M17: 48,790,598 km (0.074 R)
• M18: 51,741,116 km (0.06 R)
• M19: 52,750,453 km (0.05 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 15,757 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit